Dormer EP214-40 | 30mm Diameter x 3.5mm Pitch x 0.875″ OAL Bright Coated Round Adjustable Die – All Industrial Tool Supply

Description

Spiral point tap with chamfer form B with a 3.5-5xP plug lead, for Unified National Coarse thread UNC 4 with 40 TPI and 2B class of fit, dimensions according to DIN 2184-1 standard with 3.5mm shank and 2.7mm square drive, powder metallurgical HSS-E with steam tempered surface finish for 2.5xD through hole threading in general purpose applications.